Anker just had a new item waiting to clear FCC, it's the powerwave Evo pad. It can output 5/ 7.5/ and 10w depending on your devices need. Let us know in the comments your thoughts about this and how it compares to Ankers current wireless chargers

Maybe, my issue is I want the pad next to me when I sleep. I don't a small fan buzzing in my ear.

If it's anything like the PowerWave 7.5 Pad, and we have every reason to believe it is, you most likely won't hear anything. I have to get real close - like, almost touching my ear to it - to hear a low buzz. My pad is in my nightstand, never bothered me.

Overall, 6 different models of a very similar charger.... There seem to be minor discrepancies in size and weight, in addition to a couple of design tweaks. Here's a comparison based on the FCC filings, which aren't always accurate: